The Australian dollar has surged to its strongest level against the Japanese yen in roughly 35 years, with the AUD/JPY pair hitting 114.7540 on June 2. That’s the kind of number forex traders circle in red marker and tape to their monitors.

The rally reflects a growing chasm between how Australia and Japan are handling monetary policy. The Reserve Bank of Australia has maintained a hawkish posture focused on controlling inflation, while the Bank of Japan continues to run a comparatively accommodative playbook.

Policy divergence drives the move

For much of the first half of 2026, the AUD/JPY exchange rate traded comfortably between 113 and 114. That’s a remarkable perch for a currency pair that spent years oscillating at much lower levels.

The RBA’s approach has been straightforward: keep rates positioned to fight inflation, signaling willingness to act further if price pressures persist.